linux-kernel - Re: [PATCH] watchdog: imx2_wdt: set variables imx

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Date:   Sat, 8 Apr 2023 08:19:07 -0700
From:   Guenter Roeck <linux@...ck-us.net>
To:     Tom Rix <trix@...hat.com>, wim@...ux-watchdog.org,
        shawnguo@...nel.org, s.hauer@...gutronix.de, kernel@...gutronix.de,
        festevam@...il.com, linux-imx@....com
Cc:     linux-watchdog@...r.kernel.org,
        linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH] watchdog: imx2_wdt: set variables imx_wdt*
 storage-class-specifier to static

On 4/8/23 07:34, Tom Rix wrote:
> smatch reports
> drivers/watchdog/imx2_wdt.c:442:22: warning: symbol
>    'imx_wdt' was not declared. Should it be static?
> drivers/watchdog/imx2_wdt.c:446:22: warning: symbol
>    'imx_wdt_legacy' was not declared. Should it be static?
> 
> These variables are only used in one file so should be static.
> 
> Signed-off-by: Tom Rix <trix@...hat.com>

We already have that at

https://patchwork.kernel.org/project/linux-watchdog/patch/20230228151648.4087637-1-linux@roeck-us.net/

but I don't really care which one Wim picks up, so

Reviewed-by: Guenter Roeck <linux@...ck-us.net>

Guenter

> ---
>   drivers/watchdog/imx2_wdt.c | 4 ++--
>   1 file changed, 2 insertions(+), 2 deletions(-)
> 
> diff --git a/drivers/watchdog/imx2_wdt.c b/drivers/watchdog/imx2_wdt.c
> index 19ab7b3d286b..6fcc3596103c 100644
> --- a/drivers/watchdog/imx2_wdt.c
> +++ b/drivers/watchdog/imx2_wdt.c
> @@ -439,11 +439,11 @@ static int __maybe_unused imx2_wdt_resume(struct device *dev)
>   static SIMPLE_DEV_PM_OPS(imx2_wdt_pm_ops, imx2_wdt_suspend,
>   			 imx2_wdt_resume);
>   
> -struct imx2_wdt_data imx_wdt = {
> +static struct imx2_wdt_data imx_wdt = {
>   	.wdw_supported = true,
>   };
>   
> -struct imx2_wdt_data imx_wdt_legacy = {
> +static struct imx2_wdt_data imx_wdt_legacy = {
>   	.wdw_supported = false,
>   };
>